f2fs: add f2fs_balance_fs for direct IO

Otherwise, if a large amount of direct IO writes were done, the
segment allocation may be failed because no enough segments are gced.

Changes:

v2: add f2fs_balance_fs into __get_data_block instead of f2fs_direct_IO.

Signed-off-by: Huang, Ying <ying.huang@intel.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Huang Ying 2014-07-12 20:10:00 +08:00 committed by Jaegeuk Kim
parent f1121ab0ba
commit 79e35dc3c2

View file

@ -626,8 +626,10 @@ static int __get_data_block(struct inode *inode, sector_t iblock,
if (check_extent_cache(inode, pgofs, bh_result))
goto out;
if (create)
if (create) {
f2fs_balance_fs(sbi);
f2fs_lock_op(sbi);
}
/* When reading holes, we need its node page */
set_new_dnode(&dn, inode, NULL, NULL, 0);